A fish passage was constructed on the Milwaukee River in Estabrook County Park to assist spawning migrations of many native fish species, including lake sturgeon and northern pike.

Hydropower dams provide reliable renewable energy, but they also have a direct impact on the environment, especially fish. Adjusting the amount of water spilling over a dam can help fish successfully ...

ARLINGTON — Hindered by habitat degradation, overfishing and pollution, salmon populations along the West Coast have been in decline for decades. Even if a salmon makes it to adulthood, surviving a ...